Methods of controlling mail routeings [sic]
By: Economic Commission for Africa.
Contributors: United Nations. Economic Commission for Africa.
Publisher: United Nations Economic and Social Council
Published: 1989
Place of publication: [Addis Ababa?]
Language: eng
Number of pages: 70
Subjects: Postal service -- Africa.
Other titles: Methods of controlling mail routings.
Notes: Cover title.
"Original: French."
"November 1989."
"E/ECA/CMU/34."
"Programme element 6.4 iib."